Road cruising July 9 and 11 turned up the following:

Dwarf American Toad (Anaxyrus americanus charlesmithi)
Fowler's Toad (Anaxyrus fowleri)
Blanchard's Cricket Frog (Acris blanchardi)
Gray Treefrog (Hyla chrysoscelis/versicolor)
American Bullfrog (Lithobates catesbeianus)
Southern Leopard Frog (Lithobates sphenocephalus utricularius)
Prairie Lizard (Sceloporus consobrinus)
Southern Copperhead (Agkistrodon contortrix contortrix)
Western Cottonmouth (Agkistrodon piscivorus leucostoma)
Western Pygmy Rattlesnake (Sistrurus miliarius streckeri)
Speckled Kingsnake (Lampropeltis holbrooki)
Northern Rough Greensnake (Opheodrys aestivus aestivus)
Texas Ratsnake (Pantherophis obsoletus)
Ring-necked Snake (Diadophis punctatus)
Midland Watersnake (Nerodia sipedon pleuralis)
Midland Brownsnake (Storeria dekayi wrightorum)
Orange-striped Ribbonsnake (Thamnophis proximus proximus)

A few things have been around the house within the last week or so, too:

Gray Treefrog (Hyla versicolor)
Spring Peeper (Pseudacris crucifer)
Southern Leopard Frog (Lithobates sphenocephalus utricularius)
Common Five-lined Skink (Plestiodon fasciatus)
Three-toed Box Turtle (Terrapene carolina triunguis)

I can't remember the date now (HA!), but went out road cruising another night a few weeks back and can add the following (with a few repeated species as well):

Timber Rattlesnake (Crotalus horridus)...DOR
Milksnake (Lampropeltis triangulum)
Plain-bellied Watersnake (Nerodia erythrogaster)